If Clause Practice

If balls _____ (be) square, they _____ (be) hard to catch.

If I _____ (have) a spaceship, I _____ (go) to the moon.

If everyone _____ (like) the same kind of design and architecture, all cities _____ (look) the same.

If umbrellas _____ (be) square, they _____ (not fold up) easily.

If we _____ (not study) math and science, we _____ (not be able to) understand the world so well.

If you _____ (join) a design competition, what _____ (you make) ?

If you _____ (have) a free day tomorrow, what _____ (you do) ?

If you _____ (be) an architect, what kind of buildings _____ (you choose) for design?